{"quality":"Within the building of the matched address closest to the postcode mean","constituency2024":"Harpenden and Berkhamsted","district":"St Albans","ward":"Harpenden West","wardCode":"E05013955","lsoaName":"St Albans 003D","lsoa":"E01023702","lsoa21Name":"St Albans 003D","lsoa21":"E01023702","county":"Hertfordshire","region":"East of England","country":"England","nationalPark":"","altitude":126,"ruralUrban":"Urban city and town","ttwa":"Luton","postTown":"Harpenden","builtUpArea":"Harpenden","inUse":"Yes","what3Words":"closet.daring.usual","imd":33246,"imdDecile":10,"averageIncome":72500,"predominantPropertyType":"Semi-detached","knownAddresses":["1A Cowper Road, Harpenden","3 Cowper Road, Harpenden","5 Cowper Road, Harpenden","7 Cowper Road, Harpenden","9A Cowper Road, Harpenden","11 Cowper Road, Harpenden","13 Cowper Road, Harpenden","15 Cowper Road, Harpenden","17 Cowper Road, Harpenden","21 Cowper Road, Harpenden","23 Cowper Road, Harpenden","25 Cowper Road, Harpenden","27 Cowper Road, Harpenden","29 Cowper Road, Harpenden","31 Cowper Road, Harpenden","33 Cowper Road, Harpenden","35 Cowper Road, Harpenden","37 Cowper Road, Harpenden"],"busStops":["The Cedars (NW)","The Cedars (SE)","Overstone Road (SW)","Harpenden Rail Station ()","Cornwall Rd (S)","Spenser Road (NW)"],"businesses":["BACKSLASH LIMITED"],"schools":["Crabtree Infants\u0027 School","St Dominic Catholic Primary School","Harpenden Academy","Manland Primary School","St Nicholas CofE VA Primary School","Crabtree Junior School","Sir John Lawes School","St George\u0027s School"],"propertySales":[{"address":"1A Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2025-08-21T00:00:00","price":1575000},{"address":"1A Cowper Road, Harpenden","propertyType":"Detached (freehold)","date":"2012-01-31T00:00:00","price":350000},{"address":"33 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2025-07-21T00:00:00","price":1150000},{"address":"33 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"1998-07-31T00:00:00","price":195000},{"address":"35 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2025-01-22T00:00:00","price":967000},{"address":"35 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2017-02-21T00:00:00","price":849160},{"address":"35 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2002-07-12T00:00:00","price":278000},{"address":"35 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"1995-07-14T00:00:00","price":68000},{"address":"15 Cowper Road, Harpenden","propertyType":"Terraced (freehold)","date":"2023-11-28T00:00:00","price":1150000},{"address":"15 Cowper Road, Harpenden","propertyType":"Terraced (freehold)","date":"2010-02-18T00:00:00","price":456500},{"address":"17 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2023-11-08T00:00:00","price":1215000},{"address":"17 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2015-03-06T00:00:00","price":770000},{"address":"17 Cowper Road, Harpenden","propertyType":"Terraced (freehold)","date":"2005-10-21T00:00:00","price":440000},{"address":"17 Cowper Road, Harpenden","propertyType":"Terraced (freehold)","date":"1999-02-05T00:00:00","price":225000},{"address":"17 Cowper Road, Harpenden","propertyType":"Terraced (freehold)","date":"1995-12-14T00:00:00","price":154000},{"address":"31 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2021-06-21T00:00:00","price":1435000},{"address":"31 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2013-07-05T00:00:00","price":1085000},{"address":"31 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2012-12-14T00:00:00","price":1011620},{"address":"31 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"1998-07-21T00:00:00","price":249000},{"address":"23 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2017-06-30T00:00:00","price":1314550},{"address":"23 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2005-10-21T00:00:00","price":755000},{"address":"23 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2003-08-20T00:00:00","price":630000},{"address":"23 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"1996-11-07T00:00:00","price":230000},{"address":"21 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2014-01-15T00:00:00","price":1055000},{"address":"21 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2011-08-17T00:00:00","price":867500},{"address":"21 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2008-10-03T00:00:00","price":695000},{"address":"13 Cowper Road, Harpenden","propertyType":"Terraced (freehold)","date":"2013-10-04T00:00:00","price":785000},{"address":"13 Cowper Road, Harpenden","propertyType":"Terraced (freehold)","date":"2008-10-03T00:00:00","price":575000},{"address":"13 Cowper Road, Harpenden","propertyType":"Terraced (freehold)","date":"1999-12-17T00:00:00","price":237000},{"address":"37 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2012-07-06T00:00:00","price":615000},{"address":"37 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"2001-10-16T00:00:00","price":270000},{"address":"37 Cowper Road, Harpenden","propertyType":"Semi-detached (freehold)","date":"1996-04-09T00:00:00","price":117000}],"roads":["Cowper Road"],"population":62,"households":19,"postcode":"AL5 5NF","gridReference":"TL139143","northing":214361,"easting":513923,"latitude":51.816275,"longitude":-0.348699}